Home / 119,436.91-179,178.83-39,471.64

Finding the Fourth Proportional to 119,436.91, 179,178.83 and 39,471.64

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Solution

The fourth proportional to 119,436.91, 179,178.83 and 39,471.64 is: 59,215.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,436.91 : 179,178.83 = 39,471.64 : x
  2. Step 2: Convert to fraction form
    119,436.91/179,178.83 = 39,471.64/x
  3. Step 3: Cross multiply
    119,436.91x = 179,178.83 × 39,471.64
  4. Step 4: Simplify right side
    119,436.91x = 7,072,482,273.38
  5. Step 5: Solve for x
    x = 7,072,482,273.38/119,436.91
  6. Step 6: Final answer
    x = 59,215.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.